video_format.add_option('-f', '--format',
- action='store', dest='format', metavar='FORMAT', default='best',
+ action='store', dest='format', metavar='FORMAT', default=None,
help='video format code, specify the order of preference using slashes: "-f 22/17/18". "-f mp4" and "-f flv" are also supported. You can also use the special names "best", "bestaudio", and "worst"')
video_format.add_option('--all-formats',
action='store_const', dest='format', help='download all available video formats', const='all')
if opts.default_search not in ('auto', None) and ':' not in opts.default_search:
parser.error(u'--default-search invalid; did you forget a colon (:) at the end?')
+ # Do not download videos when there are audio-only formats
+ if opts.extractaudio and not opts.keepvideo and opts.format is None:
+ opts.format = 'bestaudio/best'
+
# --all-sub automatically sets --write-sub if --write-auto-sub is not given
# this was the old behaviour if only --all-sub was given.
if opts.allsubtitles and (opts.writeautomaticsub == False):